376 NEW YORK STATE MUSEUM 



ing, fleshy part and a long, slender, aciculate portion. Basally 

 there is a characteristic dorsal pouch consisting of two broadly 

 rounded, thickly haired lobes separated mesially by a broadly- 

 rounded emargination. 



Key to species 

 Palpi I segmented 



b Length 1.5 mm; abdomen dark reddish brown; scutellum yellowish 



red brevicauda Felt, C. 1040 



bb Length 2.5 to 3 mm; abdomen with long, yellowish hairs; bred 



from gall on Larrea tridentata 



a u r i p i 1 a n. sp., C. 851 

 aa Palpi 2 segmented 



b Small, 3 to 4 mm long 



c Abdomen dark brown or black 



d Tibiae dark brown ; bred from brownish, fusiform Azalea 



buds azaleae Felt, C. ai48i 



e Tarsi dark brown, the posterior yellowish; bred from 

 apparently unmodified flower heads of H e 1 i a n t h u s 



st'rumosus helianthiflorae n. sp., C. ai/iS 



dd Tibiae yellowish brown 



c Tarsi dark brown; bred from swollen Opuntia fruit... 

 betheli CklL, C. ^1776 



ce Tarsi yellowish fulvopedalis Felt, C. 546 



cc Abdomen reddish brown ; bred from unripe fruits of Sicca 



distich a siccae n. sp., C. 1213 



aaa Palpi 3 segmented 



b Small, 1.5 to 2.5 mm long 



c Abdomen light or reddish brown 



d Scutellum pale yellowish ; bred from galls on B u m e li a 



lanuginosa bumeliae Felt, C. 849 



dd Scutellum reddish brown 



e P)asal abdominal segments yellowish ; bred from bud 



gall on unknown shrub florida n. sp., C. 873 



ee Abdomen unicolorous ; bred from flower buds of Rhus 



i n t e g r i f o 1 i a i n t e g r i f o 1 i a e n. sp., C. 868 



bb Medium sized, 3 to 4 mm long 



c Tarsi plainly white-banded ; bred from apical rosette gall on 



E u t h a m i a 1 a n c e o 1 a t a , from apparently unmodified 



florets of the same, and from oval galls between adherent 



leaves of Solidago scroti n a or S. canadensis 



m o n a c h a O. S.,' C. 761, 807, 812, 813, ai2oc, aiiQS, 31336, 



ai568a and y 

 cc Tarsi unicolorous or nearly so 

 d Abdomen yellowish brown 



e Scutellum pale yellowish ; tibiae and tarsi j-ellowish 

 brown ; bred from deformed berries of V a g n e r a 

 race mesa smilacinae Felt, C. 860 



'A. solidaginis Beutm. and A. patens Beutm. are synonyms of this species. A. 

 re c o n d i t a O. S. is undoubtedly the same form. 



